*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
.container{
    margin: auto;
    width: 900px;
    padding-top: 30px;
}
.header{
    background: #cccccc;
    text-align: center;
    padding-top: 50px;
    padding-bottom: 40px;
}

.banner button{
    padding: 5px 100px;
    font-size: 15px;
    background: #007bff;
    color: #ffffff;
    border: none;
    cursor: pointer;
}
#s{
    padding: 5px 120px 5px 5px;
}
.banner input{
    padding: 5px 11px;
}
.main{
    padding-top: 30px;
}
.main .m1{
    margin-top: 20px;
    padding: 10px 0 10px 0;
    border-top: 1px solid #007bff;
    border-bottom: 1px solid #007bff;
    font-size: 0;
}
.main #list li{
    border-bottom: 1px solid #1ACCFF;
    list-style: none;
    padding: 5px 0;
}
.main .m1 span,.main .list span{
    width: 30%;
    display: inline-block;
    font-size: 18px;
}